115 lines
2.9 KiB
Go
115 lines
2.9 KiB
Go
/*
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Copyright © 2026 Craig Williams <craig@avsdev.uk>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package config
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import (
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"errors"
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"maps"
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"reflect"
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"strings"
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"github.com/spf13/viper"
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)
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const EnvPrefix string = "JOBSEARCH"
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const EtcConfigPath string = "/etc/job-search"
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type JobSearchConfig struct {
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Logging JobSearchConfigLogging
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}
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// Default configuration
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func LoadDefaultConfig() {
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conf := JobSearchConfig{
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Logging: defaultConfigLogging(),
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}
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LoadToViper(conf)
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}
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// Converts configuration to a map
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func (conf JobSearchConfig) Map() map[string]any {
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confMap := map[string]any{}
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confMap["logging"] = conf.Logging.Map()
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return confMap
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}
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// Converts configuration to a flat dotted format
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func (conf JobSearchConfig) Flatten() map[string]any {
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confFlat := map[string]any{}
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maps.Copy(confFlat, conf.Logging.Flatten())
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return confFlat
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}
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// Returns the expected type of a configuration key value
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func (c JobSearchConfig) TypeOf(key string) (reflect.Kind, error) {
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keyParts := strings.Split(key, ".")
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switch keyParts[0] {
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case "logging":
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return c.Logging.TypeOf(strings.Join(keyParts[1:], "."))
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default:
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return reflect.Invalid, errors.New("unknown configuration key")
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}
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}
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// Returns the expected type of a configuration value
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func (c JobSearchConfig) ValueOf(key string) (any, error) {
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keyParts := strings.Split(key, ".")
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switch keyParts[0] {
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case "logging":
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return c.Logging.ValueOf(strings.Join(keyParts[1:], "."))
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default:
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return nil, errors.New("unknown configuration key")
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}
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}
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// Returns the expected type of a configuration value
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func (c *JobSearchConfig) SetValue(key string, value any) error {
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keyParts := strings.Split(key, ".")
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switch keyParts[0] {
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case "logging":
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return c.Logging.SetValue(strings.Join(keyParts[1:], "."), value)
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default:
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return errors.New("unknown configuration key")
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}
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}
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func LoadFromViper(conf *JobSearchConfig) {
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keys := viper.AllKeys()
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for idx := range keys {
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key := keys[idx]
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keyType, _ := conf.TypeOf(key)
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if keyType == reflect.Invalid {
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continue
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}
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switch keyType {
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case reflect.String:
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conf.SetValue(key, viper.GetString(key))
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case reflect.Int:
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conf.SetValue(key, viper.GetInt(key))
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case reflect.Bool:
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conf.SetValue(key, viper.GetBool(key))
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}
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}
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}
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func LoadToViper(conf JobSearchConfig) {
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flatMap := conf.Flatten()
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for key := range flatMap {
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viper.SetDefault(key, flatMap[key])
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}
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}
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